India 1996 MNH Ahilyabai Holkar Brown Blade set of 2 diff Errors #ER6
India 2007 J P Naik Set of 2 Blocks Color Difference Major #ER6
India 2010 G K Moopanar Minor Yellow Color Shift #ER6
India 2011 Surendranath Jauhar Normal + Error color shift #ER6
India Rajeev Gandhi Definitive block ERROR Blade Marked #ER6